Mercurial > projects > mde
view mde/events.d @ 161:e3fe6acc16fb
Replaced WidgetManager's click and motion callbacks with a drag event system.
This is less flexible, but much closer to what is required (and is simpler and less open to bugs through unintended use).
The widget under the mouse is now passed (although could just as easily have been before).
author | Diggory Hardy <diggory.hardy@gmail.com> |
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date | Thu, 21 May 2009 22:15:40 +0200 |
parents | a86f8445ccc8 |
children |
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/* LICENSE BLOCK Part of mde: a Modular D game-oriented Engine Copyright © 2007-2008 Diggory Hardy This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /** Handling for all events from SDL_PollEvent. * * Handles some events, including a quit-request and window resizing, and passes the rest on to the * input system. */ module mde.events; import imde = mde.imde; import mde.setup.Screen; import mde.input.Input; import derelict.sdl.events; import tango.time.Time; import tango.util.log.Log : Log, Logger; private Logger logger; private Input input; static this() { logger = Log.getLogger ("mde.events"); input = Input.singleton; } void pollEvents (TimeSpan) { SDL_Event event; while (SDL_PollEvent (&event)) { switch (event.type) { case SDL_QUIT: debug logger.trace ("Quit (from SDL_QUIT event)"); imde.run = false; break; case SDL_VIDEORESIZE: Screen.resizeEvent (event.resize.w, event.resize.h); imde.mainSchedule.request(imde.SCHEDULE.DRAW); break; case SDL_VIDEOEXPOSE: // screen's been modified, we need to redraw imde.mainSchedule.request(imde.SCHEDULE.DRAW); case SDL_ACTIVEEVENT: // mouse focus gained/lost, etc. break; default: try { if (!input.send (event)) logger.info ("Unrecognised event with code {}", event.type); } catch (Exception e) { logger.error ("Caught input exception; event will be ignored. Exception was:"); logger.error (e.msg); } } } }